Popular with men and women across the globe - albeit for varying reasons - the bra is celebrating 100 years. This gallery pays homage to the changing shapes, sizes, colours and guises of this century-old piece of lingerie. Dutch dancer and spy Mata Hari was among the first to front the emerging brassiere, in 1905. Two years later the bra debuted in US Vogue. The new designs caught the public's imagination. By 1925 department stores were selling suspender belt and bra sets. Men expressed an interest by 1933, as displayed by this scene from Tarzan The Fearless. Brave he may be, but how will our eponymous hero deal with the High-Priestess of Zar's bra strap? By the end of the Second World War, the bra had cemented its place as an outfit accessory. American actress Barbara Bates' Easter bunny costume obviously caught Hugh Hefner's attention, as Playboy magazine launched eight years later.